long Tom
短语词形变化
long Toms
复数
long Toms
释义与例句
n.
-
1.
Any of various early cannon and field guns.
历史 -
2.
A high-powered lens for long-distance filming or photography.
艺术 -
3.
A device formerly used in California for washing gold from the earth or mineral spoil with which it is excavated. It is a sloping wooden trough which widens at the lower end.
商务 采矿